Android图像处理（三）负片，怀旧，浮雕，灰度，圆角，油画和左右对称

<code class="hljs java has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">package</span> com.zms.imageprocess;

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Bitmap;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.BitmapFactory;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Canvas;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Color;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.ColorMatrix;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.ColorMatri
4000
xColorFilter;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Matrix;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Paint;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.PorterDuff;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.PorterDuffXfermode;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.Rect;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> android.graphics.RectF;

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">import</span> java.util.Random;

<span class="hljs-javadoc" style="color: rgb(136, 0, 0); box-sizing: border-box;">/**
* Created by Administrator on 2015/4/1.
*/</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-class" style="box-sizing: border-box;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">class</span> <span class="hljs-title" style="box-sizing: border-box; color: rgb(102, 0, 102);">ImageHelper</span> {</span>
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// hue-色相 saturation-饱和度 lum-亮度</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">static</span> Bitmap <span class="hljs-title" style="box-sizing: border-box;">ImageEffect</span>(Bitmap bitmap, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span> hue, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span> saturation, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span> luminance) {

Bitmap mBitmap = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Canvas(mBitmap);
Paint paint = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Paint(Paint.ANTI_ALIAS_FLAG);

<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Hue-色相/色调</span>
ColorMatrix hueMatrix = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> ColorMatrix();
hueMatrix.setRotate(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, hue); <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// RED</span>
hueMatrix.setRotate(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>, hue); <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// GREEN</span>
hueMatrix.setRotate(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>, hue); <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// BLUE</span>

<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Saturation-饱和度</span>
ColorMatrix saturationMatrix = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> ColorMatrix();
saturationMatrix.setSaturation(saturation);

<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Luminance-亮度/明度</span>
ColorMatrix luminanceMatrix = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> ColorMatrix();
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">//  setScale(float rScale, float gScale, float bScale, float aScale)</span>
luminanceMatrix.setScale(luminance, luminance, luminance, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>);

ColorMatrix imageMatrix = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> ColorMatrix();
imageMatrix.postConcat(hueMatrix);
imageMatrix.postConcat(saturationMatrix);
imageMatrix.postConcat(luminanceMatrix);

paint.setColorFilter(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> ColorMatrixColorFilter(imageMatrix));
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// drawBitmap(@NonNull Bitmap bitmap, float left, float top, @Nullable Paint paint)</span>
canvas.drawBitmap(bitmap, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, paint);

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> mBitmap;
}

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">static</span> Bitmap <span class="hljs-title" style="box-sizing: border-box;">handleImage</span>(Bitmap bm, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> effect) {
Bitmap bitmap = Bitmap.createBitmap(bm.getWidth(), bm.getHeight(),
Bitmap.Config.ARGB_8888);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> width = bm.getWidth();
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> height = bm.getHeight();
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> color = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> r, g, b, a, r1, g1, b1;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>[] oldPx = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>[width * height];
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>[] newPx = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>[width * height];

bm.getPixels(oldPx, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, height);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">switch</span> (effect) {

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 负片效果</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">for</span> (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> i = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>; i < width * height; i++) {
color = oldPx[i];
r = Color.red(color);
g = Color.green(color);
b = Color.blue(color);
a = Color.alpha(color);

r = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span> - r;
g = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span> - g;
b = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span> - b;

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (r > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
r = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
} <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (r < <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>) {
r = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (g > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
g = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
} <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (g < <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>) {
g = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (b > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
b = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
} <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (b < <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>) {
b = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
}
newPx[i] = Color.argb(a, r, g, b);
}
bitmap.setPixels(newPx, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, height);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 怀旧效果</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">for</span> (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> i = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>; i < width * height; i++) {
color = oldPx[i];
a = Color.alpha(color);
r = Color.red(color);
g = Color.green(color);
b = Color.blue(color);

r1 = (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>) (<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.393</span> * r + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.769</span> * g + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.189</span> * b);
g1 = (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>) (<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.349</span> * r + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.686</span> * g + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.168</span> * b);
b1 = (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>) (<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.272</span> * r + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.534</span> * g + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.131</span> * b);

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (r1 > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
r1 = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (g1 > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
g1 = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (b1 > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
b1 = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
newPx[i] = Color.argb(a, r1, g1, b1);
}
bitma
f0f1
p.setPixels(newPx, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, height);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 浮雕效果</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> colorBefore = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">for</span> (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> i = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>; i < width * height; i++) {
colorBefore = oldPx[i - <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>];
a = Color.alpha(colorBefore);
r = Color.red(colorBefore);
g = Color.green(colorBefore);
b = Color.blue(colorBefore);

color = oldPx[i];
r1 = Color.red(color);
g1 = Color.green(color);
b1 = Color.blue(color);

r = (r - r1 + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">127</span>);
g = (g - g1 + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">127</span>);
b = (b - b1 + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">127</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (r > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
r = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (g > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
g = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (b > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>) {
b = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">255</span>;
}
newPx[i] = Color.argb(a, r, g, b);
}
bitmap.setPixels(newPx, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, height);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 灰度</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> alpha = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0xFF</span> << <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">24</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">for</span> (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> i = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>; i < height; i++) {
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">for</span> (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> j = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>; j < width; j++) {
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> grey = oldPx[width * i + j];
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> red = ((grey & <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0x00FF0000</span>) >> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">16</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> green = ((grey & <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0x0000FF00</span>) >> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">8</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> blue = (grey & <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0x000000FF</span>);
grey = (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span>) ((<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span>) red * <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.3</span> + (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span>) green * <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.59</span> + (<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span>) blue * <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.11</span>);
grey = alpha | (grey << <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">16</span>) | (grey << <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">8</span>) | grey;
newPx[width * i + j] = grey;
}
}
bitmap.setPixels(newPx, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, width, height);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">4</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 圆角</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> roundPx = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">55</span>;
Canvas canvas = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Canvas(bitmap);

<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> colorRound = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0xff424242</span>;
Paint paint = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Paint();
Rect rect = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Rect(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, bm.getWidth(), bm.getHeight());
RectF rectF = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> RectF(rect);

paint.setAntiAlias(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">true</span>);
canvas.drawARGB(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>);
paint.setColor(colorRound);
canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

paint.setXfermode(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
canvas.drawBitmap(bm, rect, rect, paint);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">5</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 油画</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> Radio = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
Random rnd = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Random();
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> iModel = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">10</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> i = width - iModel;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">while</span> (i > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>) {
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> j = height - iModel;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">while</span> (j > <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>) {
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> iPos = rnd.nextInt(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">10</span>) % iModel;
color = bm.getPixel(i + iPos, j + iPos);
bitmap.setPixel(i, j, color);
j = j - <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>;
}
i = i - <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">6</span>: <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// 左右对称</span>
Canvas canvas2 = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Canvas(bitmap);
canvas2.drawColor(Color.BLACK);
canvas2.drawBitmap(bm, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>);
Matrix matrix = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Matrix();
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">float</span>[] values = {-<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0.0</span>f, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1.0</span>f};
matrix.setValues(values);
bitmap = Bitmap.createBitmap(bm, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, bm.getWidth(), bm.getHeight(),
matrix, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">true</span>);
canvas2.drawBitmap(bitmap, bm.getWidth(), <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
}
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> bitmap;
}

}</code>